
Grade 12th pass10 grade maths
In figure , a triangle ABC is drawn to circumscribe a circle of radius 3 cm , such that segments BD and DC are of length 6 cm and 9 cm .If the area of triangleABC=54 cm^2, then find the lengths of the side AB and AC. 



Why is Axiom 5, in the list of Euclid’s axioms, considered a ‘universal truth’? (Note that the equation is not about the fifth postulate.)
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The smallest composite number is ______.
(a) 2
(b) 4
(c) 1
(d) None of these
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Find the arithmetic mean of the first ten odd natural numbers.
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